Tennessee Code Title 13. Public Planning and Housing § 13-4-401

(a) The chief legislative body of a municipality may create a voluntary attainable housing incentive program by ordinance for the purpose of authorizing certain incentives to be provided to property owners who seek to build multi-family attainable housing.

(b) Property owners must submit a completed application to the municipal planning commission of a local government in order to be considered for the voluntary program pursuant to § 13-4-403.

(c) As used in this part, “multi-family housing” means housing accommodations that are designed principally for residential use and consist of not less than five (5) rental units on one (1) site, so long as such units are not detached.